Home / Standards / GB/T 13924-2008 GB/T 13924-2008 Active Inspection code for accuracy of involute cylindrical gears 渐开线圆柱齿轮精度 检验细则 Standard Type GBT ICS 21.200 CCS J17 Status 现行 Issue Date 2008-05-06 Implementation 2008-11-01 Responsible Dept 国家标准委 Drafting Unit N/A